Description
This kit dramatically improves traction and durability by adding a Yukon Dura Grip LSD and an upgraded ring and pinion set to your diff. It’s also an opportunity to generate next-level acceleration by moving to a more aggressive gear ratio.
This kit dramatically improves traction and durability by adding a Yukon Dura Grip LSD and an upgraded ring and pinion set to your diff. It’s also an opportunity to generate next-level acceleration by moving to a more aggressive gear ratio.
- Fits GM 8.5” differential
- 30 spline pinion gear
- 4.56 ratio
- Includes Dura Grip positraction LSD, 28 spline
- Coverage includes ’70 to ’81 Firebird Trans Am, ’70 to ’77 GTO, 25 other models, or anything hot-rodded with a GM 8.5” diff
- 10 bolt ring gear
- 2.25″ OD bearings
- Includes positraction unit, ring and pinion gear set, and all required bearings and installation hardware
Application Summary:
| Year | Make/Model |
|---|---|
| 1973-1975 | Buick Apollo |
| 1971-1989 | Buick Electra |
| 1973-1987 | Buick Regal |
| 1975-1978 | Buick Riviera |
| 1970-1972 | Buick Skylark |
| 1975-1979 | Buick Skylark |
| 1970-1975 | Chevrolet Bel Air |
| 1970-1981 | Chevrolet Camaro |
| 1970-1996 | Chevrolet Caprice |
| 1973 | Chevrolet Chevelle |
| 1971-1976 | Chevrolet El Camino |
| 1971-1985 | Chevrolet Impala |
| 1994-1996 | Chevrolet Impala |
| 1978-1983 | Chevrolet Malibu |
| 1973-1978 | Chevrolet Monte Carlo |
| 1970-1979 | Chevrolet Nova |
| 1970-1977 | Oldsmobile Cutlass |
| 1985-1987 | Oldsmobile Cutlass Supreme |
| 1973-1979 | Oldsmobile Omega |
| 1970-1986 | Pontiac Bonneville |
| 1970-1981 | Pontiac Catalina |
| 1970-1981 | Pontiac Firebird |
| 1971-1987 | Pontiac Grand Prix |
| 1970-1973 | Pontiac GTO |
| 1971-1981 | Pontiac LeMans |
| 1976-1977 | Pontiac Ventura |
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